0_0_22048873_15205.cpp: In function 'int main()':
0_0_22048873_15205.cpp:98:16: error: 'll' was not declared in this scope
sum1=sum1+ (ll) max(0,ans-height[i+1]);
^
0_0_22048873_15205.cpp:105:16: error: 'll' was not declared in this scope
sum2=sum2+ (ll) max(0,ans-height[i+1]);
^
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